1a9e29a335b77226168d360aeba6cddf7624a6e3d5e57f191113d3be3de2f7e4

Analysis

max time kernel
30s
max time network
33s
platform
windows7_x64
resource
win7-20230220-en
resource tags

arch:x64arch:x86image:win7-20230220-enlocale:en-usos:windows7-x64system
submitted
22/03/2023, 02:46

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General

Target

0FF1C3 2022 - by Diekrolo.rar
Size

11.3MB
MD5

4c8a417bbad244c232332f496df87ac3
SHA1

e244b243d71517b1040c7a38fb3528005233f8c7
SHA256

1a9e29a335b77226168d360aeba6cddf7624a6e3d5e57f191113d3be3de2f7e4
SHA512

6d3a906a70ca0257880bd88ca7c272e9c071c8c22ecb1aef87a1eca8afdb356fb9a740d693554bd76b8e5855ab76846a7434371ae5be6251b3abc405a4838805
SSDEEP

196608:YbFJuGasTuE2o38nuRodHzUFehlJ+VLclTgJ2dMFzPENPp9TRyOmxO2736fAljy:YbvuGasBVhodHze2wVLclTXd8jexLP/r

Score

3^/10

Malware Config

Signatures

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082

Modifies registry class 2 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-3948302646-268491222-1934009652-1000_Classes\Local Settings	rundll32.exe
Key created	\REGISTRY\USER\S-1-5-21-3948302646-268491222-1934009652-1000_CLASSES\Local Settings\Software\Microsoft\Windows\Shell\MuiCache	rundll32.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
1396	rundll32.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 928 wrote to memory of 1396	928	cmd.exe	29
PID 928 wrote to memory of 1396	928	cmd.exe	29
PID 928 wrote to memory of 1396	928	cmd.exe	29

C:\Windows\system32\cmd.exe
cmd /c "C:\Users\Admin\AppData\Local\Temp\0FF1C3 2022 - by Diekrolo.rar"
1⤵
- Suspicious use of WriteProcessMemory
PID:928
- C:\Windows\system32\rundll32.exe
  "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Users\Admin\AppData\Local\Temp\0FF1C3 2022 - by Diekrolo.rar
  2⤵
  - Modifies registry class
  - Suspicious behavior: GetForegroundWindowSpam
  PID:1396

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Windows 7 deprecation

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